Device for wireless dog fence system



FIG. 1 is a bottom, front and right side perspective view of a device for wireless dog fence system, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

The broken lines in the drawings illustrate the portions of the device for wireless dog fence system, which form no part of the claimed design. 

CLAIM The ornamental design for a device for wireless dog fence system, substantially as shown and described. 